Brennan is the exclusive supplier of Harbor Offshore Barriers™, the global standard for maritime security, and a trusted provider for the U.S. Navy’s floating protection program. Our fixed and floating barrier systems safeguard critical infrastructure against fast inshore attack crafts, multiple-boat assaults, explosive devices, and underwater intrusions—offering proven defense before, during, and after impact.
- Airports
- Bridges
- Chemical plants
- Dams and hydropower plants
- Desalination plants
- Shipyards
- Liquefied natural gas (LNG), oil and transport facilities
- Military facilities and installations
- Nuclear power plants



